Hana Won

The 28-year-old female protagonist is an expert in statistics who faced family pressure for her dedication to her studies and her pursuit of baseball player Kim Jinhwan, whom she has loved for 12 years. After Jinhwan rejects her confession and she witnesses him with a 40-year-old married actress, she decides to end her unrequited love by blackmailing him into a contract requiring ten sexual encounters over one month.